What needle-like structure provides a skeletal network for a sponge?
A) Cnidoblasts
B) Polyps
C) Spicules
D) Zooxanthellae
C
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What two countries in South Asia have nuclear weapons?
A) India and Pakistan B) Bangladesh and Sri Lanka C) Pakistan and Bangladesh D) Bhutan and India E) Sri Lanka and Bhutan
What could cause this stream to begin carving into the landscape?
A) If base level is lowered, such as a drop in sea level
B) If the land is uplifted relative to the sea
C) If a change in climate weathers and weakens the rocks
D) All of these are correct.
The separation of the continental crust and its submergence beneath the sea are significant sources of
danger created by earthquakes. Indicate whether the statement is true or false.
What primarily determines the intensity of solar radiation arriving at any spot on Earth?
A. apogee B. day length C. angle of incidence D. path length E. declination